United CoolAir AlphaAire Series Manuals

Manuals and User Guides for United CoolAir AlphaAire Series. We have 1 United CoolAir AlphaAire Series manual available for free PDF download: Installation, Operation And Maintenance Manual

United CoolAir AlphaAire Series Installation, Operation And Maintenance Manual (64 pages)

Gen VI Dedicated Outdoor Air System, Air-Source, Heat Pump with Energy Recovery Horizontal and Vertical Units

Brand: United CoolAir | Category: Heat Pump | Size: 3 MB

Table of Contents
2
Safety Introduction and Labeling Guide
3
Product Compliance Statements
3
R-454B Refrigerant Information
4
Labeling on Units
7
Electrical Diagram
8
Handling
9
General Information
9
Installation Location
9
Mounting and Placement
10
Ceiling Mounting
10
Floor Mounting
10
Outdoor Air Quality
10
Air Inlet Guidelines
10
Indoor Air Quality
11
Duct Design
11
General Ductwork Recommendations
11
Clearances
11
Louver and Ducting
12
Louver Selection
13
Application Data
13
Installation
14
Supply and Return Duct Panel
14
Condensate Drain
14
Electrical
14
Wiring
15
Power Wiring
15
Field Electrical Termination Points
15
Remote Start/Stop
15
Emergency Shutdown
16
Auxiliary Drain Pan Switch
16
High Pressure / Low Pressure Switches
16
Alphaaire Sequence of Operation
16
Dehumidification Mode
16
Airside Economizer Mode
16
Defrost Mode
16
Unit Controls and Operation
18
Blower Control
19
Cooling Mode
19
Heating Mode
19
Economizer Mode
19
Occupancy Control
19
Set Points
19
System Sensors
20
Control Temperature
20
Supply Air Dew Point Temperature
20
Supply Air Dry Bulb Temperature
20
Schedule
20
Password Protection
20
Main Menu Structure
20
Advanced Menu Structure
21
Unit Alarms
21
Bacnet Overview
21
Bacnet Communications Setup
22
Bacnet Point List
23
System Options
24
Buck Boost Transformer
24
Painted Cabinet
24
Non-Fused Disconnect
24
Condensate Pump
24
Refrigerant Circuit Components
25
R-454B Guidelines
26
Minimum Room Area
27
Minimum Installation Area
27
Required Area for Installation
27
Minimum Rated Airflow
27
Minimum Installation Requirements
30
Minimum Installation Height
30
Equipment Servicing
30
Removal of Ignition Sources
30
Personnel Awareness and Work Area
30
Checking for Presence of Refrigerant
30
Presence of Fire Extinguisher
30
No Ignition Sources
30
Ventilated Area
30
Checks to Refrigerating Equipment
30
Repairs to Sealed Components
31
Repair to Intrinsically Sealed Components
31
Cables
31
Detection of Flammable Refrigerants
31
Removal and Evacuation
32
Charging Procedures
32
Decommissioning
32
Labeling
33
Recovery
33
Leak Detection and System Mitigation
33
Refrigerant Detection System (RDS)
34
RDS System Components
34
RDS Sequence
34
RDS System Manual Test
34
Mitigation Strategy
35
A2L Alarm and Reset
35
A2L Alarm - Field Interlock
35
Maintenance Procedures
36
Evaporator and Condenser Coils
37
Finned Coil Cleaning
37
Hard Start Kit
37
Model H Heat Exchanger Information
38
Maintenance and Cleaning
41
Installation
41
Model E ERW Information
44
Application Limits
46
Troubleshooting
46
Troubleshooting
49
Important Notice
51
Limited Warranty
51
To Obtain Warranty Service
52
Start-Up Procedures
53
Start-Up Form
55
R-454B Pressure / Temperature Chart
57
Product Nomenclature
59
Maintenance Log
60
Appendix
62
Electrical Diagram
63

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United CoolAir AlphaAire Series Installation, Operation And Maintenance Manual (64 pages)

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